{"cve":"CVE-2021-2353","nvd":{"published":"2021-07-21T15:15:22.747","modified":"2026-06-17T03:49:20.173","status":"Modified","description":"Vulnerability in the Siebel Core - Server Framework product of Oracle Siebel CRM (component: Loging). Supported versions that are affected are 21.5 and Prior. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Siebel Core - Server Framework executes to compromise Siebel Core - Server Framework. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel Core - Server Framework accessible data. CVSS 3.1 Base Score 4.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","score":4.4},"cwes":[],"references":["https://www.oracle.com/security-alerts/cpujul2021.html","https://www.oracle.com/security-alerts/cpujul2021.html"],"products":["oracle:siebel_core_-_server_framework"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2021-2353","score":0.00289,"percentile":0.21468,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}